97113378 has 32 divisors (see below), whose sum is σ = 196664832. Its totient is φ = 31968000.

The previous prime is 97113371. The next prime is 97113391. The reversal of 97113378 is 87331179.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (97113371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241978 + ... + 242378.

It is an arithmetic number, because the mean of its divisors is an integer number (6145776).

Almost surely, 2^97113378 is an apocalyptic number.

97113378 is an abundant number, since it is smaller than the sum of its proper divisors (99551454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97113378 is a wasteful number, since it uses less digits than its factorization.

97113378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810.

The product of its digits is 31752, while the sum is 39.

The square root of 97113378 is about 9854.6120167158. The cubic root of 97113378 is about 459.6490360125.

The spelling of 97113378 in words is "ninety-seven million, one hundred thirteen thousand, three hundred seventy-eight".